[magnum] cluster node fail to establish connection (wrong IP address)

Ignazio Cassano ignaziocassano at gmail.com
Sat Dec 15 19:02:55 UTC 2018


Pobably you configured all services
(Nova , magnum and so on) with endpoint on 10.60.60..... in keystone
section

Il giorno Sab 15 Dic 2018 19:39 Zufar Dhiyaulhaq <zufar at onf-ambassador.org>
ha scritto:

> Hi Ignazio,
>
> I try to change the heat configuration as you suggested, but still my
> instance are try to 10.60.60.10.
> this is the output :
>
> | 0c34c8b0dcdc459f818c2bab04913039 | RegionOne | keystone     |
> identity        | True    | public    | http://10.60.60.10:5000/v3
> |
> | 8ca42fccdb774f9daf67c95ea61fd006 | RegionOne | keystone     |
> identity        | True    | admin     | http://10.60.60.10:35357/v3
> |
> | 8d0a23730608495980dce151d466a579 | RegionOne | keystone     |
> identity        | True    | internal  | http://10.60.60.10:5000/v3
> |
>
> testing curl :
>
> @swarm-cluster-wtet5ppc5eqi-primary-master-0 ~]$ curl
> http://10.60.60.10:5000/v3
> ^C
> [fedora at swarm-cluster-wtet5ppc5eqi-primary-master-0 ~]$ curl
> http://10.61.61.10:5000/v3
> {"version": {"status": "stable", "updated": "2018-02-28T00:00:00Z",
> "media-types": [{"base": "application/json", "type":
> "application/vnd.openstack.identity-v3+json"}], "id": "v3.10", "links":
> [{"href": "http://10.61.61.10:5000/v3/", "rel":
> "self"}]}}[fedora at swarm-cluster-wtet5ppc5eqi-primary-master-0 ~]$
>
>
> Best Regards,
> Zufar Dhiyaulhaq
>
>
> On Sun, Dec 16, 2018 at 1:20 AM Ignazio Cassano <ignaziocassano at gmail.com>
> wrote:
>
>> What reports the command
>> openstack endpoint list | grep keystone
>>
>> ?
>>
>>
>> Il giorno Sab 15 Dic 2018 19:16 Zufar Dhiyaulhaq <
>> zufar at onf-ambassador.org> ha scritto:
>>
>>> By Design, my OpenStack have 2 networks.
>>>
>>> External Network (Floating IP) : 10.61.61.0/24
>>> Management Network & Data Network (private): 10.60.60.0/24
>>>
>>> An instance that deploys with floating IP cant access to the management
>>> network. It is possible to change the URL from the error log (10.60.60.10)
>>> to 10.61.61.10?
>>>
>>> Best Regards,
>>> Zufar Dhiyaulhaq
>>>
>>>
>>> On Sun, Dec 16, 2018 at 1:12 AM Zufar Dhiyaulhaq <
>>> zufar at onf-ambassador.org> wrote:
>>>
>>>> Yes. Master Node communicates with port 5000, but with a wrong IP
>>>> address.
>>>>
>>>> Floating IP give to my instance is in 10.61.61.0/24 but all of my
>>>> endpoints are in 10.60.60.0/24, but when I try to curl manual the
>>>> endpoint with 10.61.61.0/24 it's working fine.
>>>> It is possible to change the IP address installed on cloud-init to
>>>> 10.61.61.X?
>>>>
>>>> Best Regards,
>>>> Zufar Dhiyaulhaq
>>>>
>>>>
>>>> On Sun, Dec 16, 2018 at 1:08 AM Ignazio Cassano <
>>>> ignaziocassano at gmail.com> wrote:
>>>>
>>>>> Zufar, the master node must communicat with port 5000 on the network
>>>>> where you deployed keystone endpoint.
>>>>> Ignazio
>>>>> Il giorno Sab 15 Dic 2018 18:58 Zufar Dhiyaulhaq <
>>>>> zufar at onf-ambassador.org> ha scritto:
>>>>>
>>>>>> Hi I am creating a swarm cluster with this command :
>>>>>>
>>>>>>    - openstack coe cluster template create swarm-cluster-template
>>>>>>    --image fedora-atomic-latest --external-network external --dns-nameserver
>>>>>>    8.8.8.8 --master-flavor m1.small --flavor m1.small --coe swarm-mode
>>>>>>    --docker-volume-size 4 --docker-storage-driver=devicemapper
>>>>>>    - openstack coe cluster create swarm-cluster --cluster-template
>>>>>>    swarm-cluster-template --master-count 1 --node-count 1 --keypair mykey
>>>>>>
>>>>>> but its stack on *swarm_primary_master *heat with
>>>>>> *CREATE_IN_PROGRESS*. I try to login into swarm VM and see the log.
>>>>>>
>>>>>> I get this :
>>>>>>
>>>>>>
>>>>>>    - requests.exceptions.ConnectionError:
>>>>>>    HTTPConnectionPool(host='10.60.60.10', port=5000): Max retries exceeded
>>>>>>    with url: /v3/auth/tokens (Caused by
>>>>>>    NewConnectionError('<urllib3.connection.HTTPConnection object at
>>>>>>    0x7f02f57321d0>: Failed to establish a new connection: [Errno 110]
>>>>>>    Connection timed out',))
>>>>>>    - Cloud-init v. 0.7.9 running 'modules:final' at Sat, 15 Dec 2018
>>>>>>    17:36:44 +0000. Up 33.29 seconds.
>>>>>>
>>>>>>
>>>>>> Swarm Instance try to open connection to 10.60.60.10 which is my
>>>>>> management ip address on OpenStack.  But it cannot (by design it cannot, I
>>>>>> try to curl manual to 10.60.60.10 and error). When curl to 10.61.61.10
>>>>>> which is my floating IP and external IP for OpenStack cluster, it works.
>>>>>>
>>>>>> Anyone know how to change the cloud-init to curl into 10.61.61.10?
>>>>>>
>>>>>> Best Regards,
>>>>>> Zufar Dhiyaulhaq
>>>>>>
>>>>>
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